Cup, Crinkle, Nylon Washers, Full Washers, Form A
Brass, 301 Stainless Steel, Stainless Steel, TPE, Steel
4 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
12.2 mm, 5 mm, 5.3 mm, 13 mm, 6.5 mm
0.8 mm, 0.28 mm, 8.1 mm, 1.1 mm, 0.3 mm
M24, M5 (Form A), M5, M4, M6
DIN 127B, BS 4320G, BS 4320B, ASME B18.21.1, BS 4463